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diff --git a/src/mailman/chains/discard.py b/src/mailman/chains/discard.py
new file mode 100644
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+++ b/src/mailman/chains/discard.py
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+# Copyright (C) 2007-2009 by the Free Software Foundation, Inc.
+#
+# This file is part of GNU Mailman.
+#
+# GNU Mailman is free software: you can redistribute it and/or modify it under
+# the terms of the GNU General Public License as published by the Free
+# Software Foundation, either version 3 of the License, or (at your option)
+# any later version.
+#
+# GNU Mailman is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+# more details.
+#
+# You should have received a copy of the GNU General Public License along with
+# GNU Mailman.  If not, see <http://www.gnu.org/licenses/>.
+
+"""The terminal 'discard' chain."""
+
+from __future__ import absolute_import, unicode_literals
+
+__metaclass__ = type
+__all__ = [
+    'DiscardChain',
+    ]
+
+
+import logging
+
+from mailman.chains.base import TerminalChainBase
+from mailman.i18n import _
+
+
+log = logging.getLogger('mailman.vette')
+
+
+
+class DiscardChain(TerminalChainBase):
+    """Discard a message."""
+
+    name = 'discard'
+    description = _('Discard a message and stop processing.')
+
+    def _process(self, mlist, msg, msgdata):
+        """See `TerminalChainBase`."""
+        log.info('DISCARD: %s', msg.get('message-id', 'n/a'))
+        # Nothing more needs to happen.